Your username was not included in the paypal payment you sent. When I did a search in the database for your email account it was not found so I sent you an email to find out what your username was. AOL sent me the following information after I sent the email. Might want to look into it to find out what is wrong with your account if it does exist.
Also, I added your icon
*** ATTENTION ***
Your e-mail is being returned to you because there was a problem with its
delivery. The address which was undeliverable is listed in the section
labeled: "----- The following addresses had permanent fatal errors -----".
The reason your mail is being returned to you is listed in the section
labeled: "----- Transcript of Session Follows -----".
The line beginning with "<<<" describes the specific reason your e-mail could
not be delivered. The next line contains a second error message which is a
general translation for other e-mail servers.
Please direct further questions regarding this message to your e-mail
----- The following addresses had permanent fatal errors -----
----- Transcript of session follows -----
... while talking to air-yc01.mail.aol.com.:
>>> RCPT To:<firstname.lastname@example.org>
<<< 550 MAILBOX NOT FOUND
550 <email@example.com>... User unknown